import { spawn } from "child-process-promise";
import fetch from "node-fetch";
import Vorpal from "vorpal";

export default (vorpal: Vorpal) => {
  vorpal.command("dadjoke", "something for jonas.").action(async function() {
    const result = await fetch("https://icanhazdadjoke.com/", {
      headers: {
        Accept: "text/plain"
      }
    });
    const text = await result.text();
    this.log("");
    this.log(text);
    this.log("");
  });
  vorpal.command("pantobot", "the allknowing oracle").action(async function() {
    const { message } = await this.prompt({
      type: "string",
      name: "message",

      message: "Your question, unworthy?: "
    });
    const result = await fetch(
      `https://paas.panter.cloud/api/pantobot/${message}`,
      {
        headers: {
          Accept: "text/plain"
        }
      }
    );
    const text = await result.text();
    this.log("");
    this.log(text);
    this.log("");
  });
  let starwarsPromise: any;
  vorpal
    .command("starwars", "Long time ago... in a galaxy far far away...")
    .action(async function() {
      starwarsPromise = spawn("telnet", ["towel.blinkenlights.nl"], {
        stdio: ["pipe", "inherit", "pipe"]
      });
      await starwarsPromise;
    })
    // we need to close it properly, because telnet towel.blinkenlights.nl has no way to cancel and stop itself
    // this is also why we need to only inherit the stdout and not the stdin
    .cancel(async function() {
      starwarsPromise.childProcess.kill();
    });
};